Question 1

What is the population of Ons-en-Bray?

Accepted Answer

The commune of Ons-en-Bray has 1,375 inhabitants per the INSEE census.

Question 2

Are there natural risks in Ons-en-Bray?

Accepted Answer

Yes, Ons-en-Bray is exposed to 1 natural risk(s): Inondation. Source: Géorisques / GASPAR.

Question 3

What is the energy performance of homes in Ons-en-Bray?

Accepted Answer

Out of 131 ADEME EPCs available in Ons-en-Bray, the most common label is D. 4% are rated A or B.

Question 4

What is the crime rate in Ons-en-Bray?

Accepted Answer

In 2025, the crime rate in Ons-en-Bray was 5.9 offences per 1,000 inhabitants (burglaries, theft, violence, vandalism). Source: SSMSI / French Ministry of the Interior.

Question 5

Is the tap water safe to drink in Ons-en-Bray?

Accepted Answer

Tap water in Ons-en-Bray is compliant with quality standards. Source: ARS / Hub'eau. (19 analyses over 12 months)

Question 6

What is the air quality in Ons-en-Bray?

Accepted Answer

According to LCSQA stations (5-year mean) in Ons-en-Bray: PM2.5 : 9.9 µg/m³, NO₂ : 15.1 µg/m³, PM10 : 14.8 µg/m³. Source: LCSQA / Géod'air.